Overview
The TPS1HB16BQPWPRQ1, produced by Texas Instruments, is a 40-V, 16-mΩ, single-channel automotive smart high-side switch. This device is designed for use in 12-V automotive systems and integrates robust protection and diagnostic features to ensure output port protection during harmful events such as short circuits. It is AEC-Q100 qualified, making it suitable for automotive applications, and operates within a temperature range of –40°C to 125°C. The device features adjustable current limiting, high accuracy analog current sensing, and various protection mechanisms including thermal protection, short-to-ground and battery protection, and reverse battery event protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage Rating | 40 | V |
| On-Resistance (RON) at TJ = 25°C | 16 | mΩ |
| Current Limit Range | 9.8 A to 49 A (Version B) | A |
| Temperature Range | –40°C to 125°C | °C |
| ESD Classification | HBM Level 2, CDM Level C4B | |
| Package Type | HTSSOP (16 pins) | |
| Thermal Resistance (RθJA) | 34.3 | °C/W |
Key Features
- Adjustable current limit from 9.8 A to 49 A (Version B)
- High accuracy analog current sense to measure load current and device temperature
- Robust integrated output protection including thermal protection, short-to-ground and battery protection, and reverse battery event protection
- Automatic shut off on loss of battery and ground, and integrated output clamp to demagnetize inductive loads
- Configurable fault handling and fault indication through SNS pin
- Functional Safety-Capable and AEC-Q100 qualified for automotive applications
- Compact HTSSOP package reducing PCB footprint
Applications
- ADAS (Advanced Driver Assistance Systems) modules
- Seat comfort modules
- Transmission control units
- HVAC control modules
- Body control modules
- Incandescent and LED lighting systems
- General resistive, capacitive, and inductive loads
- Relays and motors
Q & A
- What is the voltage rating of the TPS1HB16BQPWPRQ1?
The voltage rating of the TPS1HB16BQPWPRQ1 is 40 V.
- What is the on-resistance (RON) of the TPS1HB16BQPWPRQ1 at TJ = 25°C?
The on-resistance (RON) is 16 mΩ at TJ = 25°C.
- What is the current limit range for the TPS1HB16BQPWPRQ1?
The current limit range for Version B is from 9.8 A to 49 A.
- What is the temperature range of the TPS1HB16BQPWPRQ1?
The temperature range is –40°C to 125°C.
- What type of package does the TPS1HB16BQPWPRQ1 come in?
The device is available in a 16-pin HTSSOP package.
- Does the TPS1HB16BQPWPRQ1 have built-in protection features?
Yes, it includes robust integrated output protection such as thermal protection, short-to-ground and battery protection, and reverse battery event protection.
- How does the TPS1HB16BQPWPRQ1 handle fault conditions?
The device provides configurable fault handling and fault indication through the SNS pin. It also features automatic shut off on loss of battery and ground.
- Is the TPS1HB16BQPWPRQ1 suitable for automotive applications?
Yes, it is AEC-Q100 qualified and designed for use in 12-V automotive systems.
- What are some common applications of the TPS1HB16BQPWPRQ1?
Common applications include ADAS modules, seat comfort modules, transmission control units, HVAC control modules, body control modules, and incandescent and LED lighting systems.
- How does the TPS1HB16BQPWPRQ1 support predictive maintenance?
The device provides high accuracy analog current sense to measure load current and device temperature, enabling predictive maintenance and load diagnostics.
